feat: 优化绘制面

罗广辉

2026-04-08 42fcd9fbfb765ba41e1ab1a6b276671a2e6af9e7

feat: 优化绘制面

 packages/utils/map/DrawPolygon.js

@@ -61,6 +61,7 @@
        this.handleLeftUp = this.handleLeftUp.bind(this)
        this.handleMouseMove = this.handleMouseMove.bind(this)
        this.handleLeftClick = this.handleLeftClick.bind(this)
        this.handleDoubleClick = this.handleDoubleClick.bind(this)
        this.handleRightClick = this.handleRightClick.bind(this)

        this.delPolygon = this.delPolygon.bind(this)
@@ -548,6 +549,14 @@
        this.addPosition(cartesian)
    }

    // 鼠标双击（完成绘制）
    handleDoubleClick() {
        if (!this.drawingMode) return
        // 双击时第一次 LEFT_CLICK 已经添加了一个点，所以至少需要 4 个点（3个有效点 + 1个跟踪点）
        if (this.curPolygon.positions.length < 4) return
        this.finishDrawing()
    }

    // 鼠标右键点击（弹出菜单）
    handleRightClick(click) {
        const that = this
@@ -829,6 +838,7 @@
                [Cesium.ScreenSpaceEventType.LEFT_UP, this.handleLeftUp],
                [Cesium.ScreenSpaceEventType.MOUSE_MOVE, this.handleMouseMove],
                [Cesium.ScreenSpaceEventType.LEFT_CLICK, this.handleLeftClick],
                [Cesium.ScreenSpaceEventType.LEFT_DOUBLE_CLICK, this.handleDoubleClick],
                [Cesium.ScreenSpaceEventType.RIGHT_CLICK, this.handleRightClick],
            ]

@@ -846,6 +856,7 @@
                Cesium.ScreenSpaceEventType.LEFT_UP,
                Cesium.ScreenSpaceEventType.MOUSE_MOVE,
                Cesium.ScreenSpaceEventType.LEFT_CLICK,
                Cesium.ScreenSpaceEventType.LEFT_DOUBLE_CLICK,
                Cesium.ScreenSpaceEventType.RIGHT_CLICK,
            ]